TM 5-3820-233-12/2
Item
Interval
B-Before operation
A-After operation
M-Monthly
no. Operator
Org.
D-During operation
W-Weekly
Q-Quarterly
Daily
MQ
Item to be inspected
Procedure
Reference
B
D
AW
Lubricate in accordance with current lubrication order.
4
X
Engine Oil
Check for proper oil level.
LO 5-3820-233-12/2
2
X
Generator and Fan Belt
Check for fraying and breaks.
3
X
Engine Coolant
Check for proper coolant level.
4
X
Engine Fuel Tank
Check fuel level.
5
X
Batteries
Check electrolyte level. In freezing
weather run engine for one (1)
hour after adding water.
6
X
Tires
Check for 65 psi tire pressure. Check
for cuts or damage.
7
X
V-Belt and Conveyor
Check and adjust tension
Belt
8
X
JacksStraighten and adjust if necessary.
9
X
Screen Wire
Check condition and tightness.
10
X
Screen Shaft Housing.
Drain all oil from housing daily.
11
X
Skirtboard Flashing
Inspect for excessive wear.
12
X
Mounting Hardware
Inspect for loose or missing nut, bolts
and screws.
13
X
Coil Springs
Inspect coil springs for damage.
14
X
Belt Wipers
Check rubber flashing position.
15
X
Check for overheating.
16
X
Troughing and Return
Check all rolls to ensure they are
Rolls
moving freely.
17
X
SpeedCheck speed periodically.
18
X
Conveyor
Check belt to ensure it is running
centrally.
19
X
ChutesCheck for clogging or plugging.
20
X
Instruments:
Inspect for proper operation.
Low idle 550 rpm.
Normal operating speed-1800 rpm
Maximum- 1890 rpm
Oil Pressure Normal
Idle-30-60 psi
Operating speed-3860 psi
Maximum RPM-40-60 psi
Oil Pressure-
Idle- 18 psi
Minimum for safe
Operating speed-27 psi
operation
Maximum RPM-30 psi
Coolant temperature
Operating speed- 160-1850F.
Section IV. TROUBLESHOOTING
Table 3-2. Troubleshooting.
Malfunction
Probable cause
Corrective action
a Battery charge low.
a. Recharge batteries (para 3-11, 4-40).
1. Starter Fails to Crank Engine.
b. Loose connection.
b. Tighten connection (para 4-40).
a Lack of fuel.
a. Refill fuel tank (para 1-4b (3)).
2. Engine Fails to Start.
b. Battery charge low.
b. Recharge batteries (para 3-11, 4-40).
c.
c. Use primer to start engine.
Engine too cold.
d.
d. Vent fuel system.
Air in fuel system.
e.
e. Replace fuel filter element (para 3-5, 3-6).
Clogged fuel filter.
a.
a Check fuel system for clogged fuel lines
Insufficient supply of fuel.
3. Loss of Power.
or filters. Clean lines and replace (para 3-5, 3-6).
b. Air in fuel line.
b. Vent fuel system.
.a Low on coolant.
a. Add coolant (para
4. Engine Overheats
b. Radiator is clogged externally.
b. Clean out core (para
5. Engine Knocks Excessively.
a Lack of lubricating oil.
a. Check and fill crankcase to proper level
(LO 5-3820-233-12/1).
b. Check coolant system (para 2-1, 3-9).
b. Engine overheating.
3-2
